#include <asm/iommu.h>
#include <asm/dma.h>
#include <asm/vio.h>
+#include <asm/prom.h>
static const struct vio_device_id *vio_match_device(
const struct vio_device_id *, const struct vio_dev *);
struct vio_dev *viodev = to_vio_dev(dev);
struct vio_driver *viodrv = to_vio_driver(dev->driver);
- if (viodrv->shutdown)
+ if (dev->driver && viodrv->shutdown)
viodrv->shutdown(viodev);
}
/* fill in 'struct driver' fields */
viodrv->driver.bus = &vio_bus_type;
- viodrv->driver.probe = vio_bus_probe;
- viodrv->driver.remove = vio_bus_remove;
- viodrv->driver.shutdown = vio_bus_shutdown;
return driver_register(&viodrv->driver);
}
return (ids != NULL) && (vio_match_device(ids, vio_dev) != NULL);
}
+static int vio_hotplug(struct device *dev, char **envp, int num_envp,
+ char *buffer, int buffer_size)
+{
+ const struct vio_dev *vio_dev = to_vio_dev(dev);
+ char *cp;
+ int length;
+
+ if (!num_envp)
+ return -ENOMEM;
+
+ if (!vio_dev->dev.platform_data)
+ return -ENODEV;
+ cp = (char *)get_property(vio_dev->dev.platform_data, "compatible", &length);
+ if (!cp)
+ return -ENODEV;
+
+ envp[0] = buffer;
+ length = scnprintf(buffer, buffer_size, "MODALIAS=vio:T%sS%s",
+ vio_dev->type, cp);
+ if (buffer_size - length <= 0)
+ return -ENOMEM;
+ envp[1] = NULL;
+ return 0;
+}
+
struct bus_type vio_bus_type = {
.name = "vio",
+ .uevent = vio_hotplug,
.match = vio_bus_match,
+ .probe = vio_bus_probe,
+ .remove = vio_bus_remove,
+ .shutdown = vio_bus_shutdown,
};